ABACUS *a counting device *easily add, subtract, multiply and divide
DRAGON BACKBONE PUMP *to get more water in less time with one person instead of many
SILK *used to make clothes
PORCELAIN *statues *objects and vases *to make valuable items
ICE CREAM *to eat because it’s yummy!
MOVEABLE TYPE PRINTING *print faster and easier *make more books available to more people
MAGNETIC COMPASS *created a south pointing compass *could use at sea or for geomancy (laying out buildings)
GUNPOWDER *used for cannons and weapons *fire arrows; catapult more dangerous *fireworks
PAPER *write books, letters, history, treaties, and more
WOODBLOCK PRINTING *used to make printed books
